Solution or Workaround

Run the Post Installation authorization process, which is accessed by running the setup executable.

Detach and re-attach each geodatabase within the SQL Server Express instance using ArcCatalog.

Note:For detailed steps required to update the ArcSDE Workgroup authorization information, follow the instructions in the ArcGIS Desktop or ArcGIS Server help under the topic 'Changing license keys for database servers and their geodatabases'. See the link in the Related Information section below for more information.